body{font-size:14px;font-family:Verdana;}
a:link,a:visited,a:hover,a:active{text-decoration:none;color:#256bae;}
.main{border:4px solid #256bae;width:200px; height: calc(100vh - 35px);;padding-left:5px;overflow:hidden;float:left;    margin: 0px 0 0 25px;}
.nav{position:absolute;z-index:100;margin:15px 0 0 0px;width:24px;}
.nav  .ul-etabs-tabs{list-style:none;padding:0;margin:0;}
.nav .ul-etabs-tabs div{border:4px solid #256bae;width:20px;margin:5px auto;text-align:center;cursor:pointer;}
.ul-etabs-tabs div.active{border-right:4px solid #fff;}
.dis{display:block;}
.undis{display:none;}